112635551 has 4 divisors (see below), whose sum is σ = 128726352. Its totient is φ = 96544752.

The previous prime is 112635529. The next prime is 112635559. The reversal of 112635551 is 155536211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 155536211 = 199 ⋅781589.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112635551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112635559) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8045390 + ... + 8045403.

It is an arithmetic number, because the mean of its divisors is an integer number (32181588).

Almost surely, 2^112635551 is an apocalyptic number.

112635551 is a deficient number, since it is larger than the sum of its proper divisors (16090801).

112635551 is an equidigital number, since it uses as much as digits as its factorization.

112635551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16090800.

The product of its digits is 4500, while the sum is 29.

The square root of 112635551 is about 10612.9897295720. The cubic root of 112635551 is about 482.9385004863.

The spelling of 112635551 in words is "one hundred twelve million, six hundred thirty-five thousand, five hundred fifty-one".